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package controller.nonmember;

import java.util.LinkedList;
import java.util.List;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
import javax.servlet.http.HttpSession;
import model.ShoppingCart;
import org.apache.struts.action.ActionForm;
import org.apache.struts.action.ActionForward;
import org.apache.struts.action.ActionMapping;

/**
 *
 * @author SONY
 */
public class OrderStep2StrutsAction extends org.apache.struts.action.Action {
    

    /* forward name="success" path="" */
    private static final String SUCCESS = "success";

    /**
     * This is the action called from the Struts framework.
     *
     * @param mapping The ActionMapping used to select this instance.
     * @param form The optional ActionForm bean for this request.
     * @param request The HTTP Request we are processing.
     * @param response The HTTP Response we are processing.
     * @throws java.lang.Exception
     * @return
     */
    @Override
    public ActionForward execute(ActionMapping mapping, ActionForm form,
            HttpServletRequest request, HttpServletResponse response)
            throws Exception {        
        try {
            HttpSession session = request.getSession();
            ShoppingCart shopping_cart = (ShoppingCart) session.getAttribute("shopping_cart");
            if(shopping_cart.getQuantityItemCart() > 0) {
                List errorMsgs = new LinkedList();
                String Name = request.getParameter("fullName");
                String Address = request.getParameter("address");
                String Phone = request.getParameter("phone");
                String PaymentType = request.getParameter("paymenttype");
                if(Name.length() == 0) {
                    errorMsgs.add("Họ và Tên không được bỏ trống.");
                }
                if(Address.length() == 0) {
                    errorMsgs.add("Địa Chỉ Giao Hàng không được bỏ trống.");
                }
                String phoneExpr = "([0-9]+)";
                if(Phone.length() == 0) {
                    errorMsgs.add("Số Điện Thoại Liên Lạc không được bỏ trống.");
                } else if(!Phone.matches(phoneExpr)) {
                   errorMsgs.add("Số Điện Thoại Liên Lạc phải là những ký tự số.");
                }
                request.setAttribute("Name", Name);
                request.setAttribute("Address", Address);
                request.setAttribute("Phone", Phone);
                if(errorMsgs.isEmpty()) {
                    request.setAttribute("PaymentType", PaymentType);
                    return mapping.findForward(SUCCESS);
                } else {
                    request.setAttribute("errorMsgs", errorMsgs);
                    return mapping.findForward("error");
                }           
            }
        } catch (Exception e) {
            System.err.println(e);
        }
        return mapping.findForward("error_cart_empty");
    }
}
